./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e56150b699b94e28c1c73525159cfeb9360ab0a ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e56150b699b94e28c1c73525159cfeb9360ab0a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:27:35,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:27:35,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:27:35,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:27:35,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:27:35,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:27:35,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:27:35,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:27:35,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:27:35,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:27:35,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:27:35,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:27:35,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:27:35,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:27:35,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:27:35,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:27:35,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:27:35,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:27:35,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:27:35,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:27:35,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:27:35,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:27:35,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:27:35,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:27:35,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:27:35,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:27:35,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:27:35,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:27:35,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:27:35,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:27:35,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:27:35,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:27:35,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:27:35,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:27:35,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:27:35,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:27:35,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:27:35,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:27:35,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:27:35,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:27:35,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:27:35,146 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:27:35,176 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:27:35,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:27:35,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:27:35,178 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:27:35,178 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:27:35,178 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:27:35,178 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:27:35,178 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:27:35,178 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:27:35,179 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:27:35,179 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:27:35,179 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:27:35,179 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:27:35,180 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:27:35,180 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:27:35,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:27:35,181 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:27:35,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:27:35,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:27:35,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:27:35,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:27:35,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:27:35,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:27:35,187 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:27:35,187 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:27:35,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:27:35,188 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:27:35,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:27:35,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:27:35,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:27:35,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:27:35,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:27:35,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:27:35,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:27:35,192 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:27:35,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:27:35,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:27:35,192 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:27:35,192 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:27:35,193 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e56150b699b94e28c1c73525159cfeb9360ab0a [2021-10-11 02:27:35,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:27:35,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:27:35,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:27:35,494 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:27:35,495 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:27:35,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-10-11 02:27:35,603 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data/63364a431/1a18c8c94f2740289c0d71108d464f8b/FLAG25cffa840 [2021-10-11 02:27:36,076 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:27:36,081 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-10-11 02:27:36,093 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data/63364a431/1a18c8c94f2740289c0d71108d464f8b/FLAG25cffa840 [2021-10-11 02:27:36,433 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data/63364a431/1a18c8c94f2740289c0d71108d464f8b [2021-10-11 02:27:36,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:27:36,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:27:36,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:36,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:27:36,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:27:36,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:36" (1/1) ... [2021-10-11 02:27:36,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@628424e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:36, skipping insertion in model container [2021-10-11 02:27:36,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:36" (1/1) ... [2021-10-11 02:27:36,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:27:36,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:36,742 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-10-11 02:27:36,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:27:36,854 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:27:36,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32861126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:36, skipping insertion in model container [2021-10-11 02:27:36,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:36,855 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:27:36,866 INFO L168 Benchmark]: Toolchain (without parser) took 419.12 ms. Allocated memory is still 94.4 MB. Free memory was 62.2 MB in the beginning and 69.2 MB in the end (delta: -7.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:36,868 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory was 52.2 MB in the beginning and 52.1 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:27:36,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.17 ms. Allocated memory is still 94.4 MB. Free memory was 61.9 MB in the beginning and 69.2 MB in the end (delta: -7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:36,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory was 52.2 MB in the beginning and 52.1 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 415.17 ms. Allocated memory is still 94.4 MB. Free memory was 61.9 MB in the beginning and 69.2 MB in the end (delta: -7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 620]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:27:39,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:27:39,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:27:39,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:27:39,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:27:39,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:27:39,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:27:39,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:27:39,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:27:39,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:27:39,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:27:39,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:27:39,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:27:39,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:27:39,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:27:39,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:27:39,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:27:39,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:27:39,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:27:39,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:27:39,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:27:39,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:27:39,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:27:39,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:27:39,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:27:39,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:27:39,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:27:39,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:27:39,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:27:39,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:27:39,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:27:39,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:27:39,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:27:39,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:27:39,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:27:39,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:27:39,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:27:39,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:27:39,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:27:39,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:27:39,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:27:39,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:27:39,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:27:39,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:27:39,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:27:39,263 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:27:39,264 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:27:39,264 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:27:39,264 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:27:39,264 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:27:39,264 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:27:39,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:27:39,266 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:27:39,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:27:39,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:27:39,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:27:39,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:27:39,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:27:39,267 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:27:39,267 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:27:39,267 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:27:39,268 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:27:39,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:27:39,268 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:27:39,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:27:39,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:27:39,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:27:39,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:27:39,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:27:39,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:27:39,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:27:39,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:27:39,271 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:27:39,271 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:27:39,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:27:39,272 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:27:39,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:27:39,273 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e56150b699b94e28c1c73525159cfeb9360ab0a [2021-10-11 02:27:39,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:27:39,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:27:39,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:27:39,721 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:27:39,726 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:27:39,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-10-11 02:27:39,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data/8b4eeca44/c736d0400dbd48fdb01fc13e7b05ce99/FLAG336f823f1 [2021-10-11 02:27:40,435 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:27:40,435 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-10-11 02:27:40,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data/8b4eeca44/c736d0400dbd48fdb01fc13e7b05ce99/FLAG336f823f1 [2021-10-11 02:27:40,690 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/data/8b4eeca44/c736d0400dbd48fdb01fc13e7b05ce99 [2021-10-11 02:27:40,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:27:40,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:27:40,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:40,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:27:40,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:27:40,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:40" (1/1) ... [2021-10-11 02:27:40,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c8bc0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:40, skipping insertion in model container [2021-10-11 02:27:40,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:40" (1/1) ... [2021-10-11 02:27:40,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:27:40,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:41,111 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-10-11 02:27:41,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:27:41,174 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:27:41,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:41,230 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-10-11 02:27:41,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:27:41,270 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:27:41,315 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-10-11 02:27:41,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:27:41,411 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:27:41,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41 WrapperNode [2021-10-11 02:27:41,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:41,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:27:41,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:27:41,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:27:41,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... [2021-10-11 02:27:41,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... [2021-10-11 02:27:41,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:27:41,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:27:41,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:27:41,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:27:41,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... [2021-10-11 02:27:41,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... [2021-10-11 02:27:41,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... [2021-10-11 02:27:41,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... [2021-10-11 02:27:41,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... [2021-10-11 02:27:41,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... [2021-10-11 02:27:41,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... [2021-10-11 02:27:41,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:27:41,550 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:27:41,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:27:41,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:27:41,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:27:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:27:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:27:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:27:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:27:44,253 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:27:44,254 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-11 02:27:44,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:27:44 BoogieIcfgContainer [2021-10-11 02:27:44,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:27:44,258 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:27:44,258 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:27:44,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:27:44,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:27:40" (1/3) ... [2021-10-11 02:27:44,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3fab17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:27:44, skipping insertion in model container [2021-10-11 02:27:44,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:41" (2/3) ... [2021-10-11 02:27:44,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3fab17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:27:44, skipping insertion in model container [2021-10-11 02:27:44,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:27:44" (3/3) ... [2021-10-11 02:27:44,264 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2021-10-11 02:27:44,278 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:27:44,281 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:27:44,292 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:27:44,318 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:27:44,318 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:27:44,318 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:27:44,318 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:27:44,318 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:27:44,319 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:27:44,319 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:27:44,319 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:27:44,335 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2021-10-11 02:27:44,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:27:44,341 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:27:44,341 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:27:44,342 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:27:44,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:27:44,348 INFO L82 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2021-10-11 02:27:44,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:27:44,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1832631923] [2021-10-11 02:27:44,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:27:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:27:44,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:27:44,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:27:44,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:27:44,664 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:27:44,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1832631923] [2021-10-11 02:27:44,666 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:27:44,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:27:44,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008523433] [2021-10-11 02:27:44,674 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:27:44,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:27:44,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:27:44,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:27:44,694 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2021-10-11 02:27:44,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:27:44,753 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-11 02:27:44,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:27:44,756 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:27:44,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:27:44,771 INFO L225 Difference]: With dead ends: 208 [2021-10-11 02:27:44,771 INFO L226 Difference]: Without dead ends: 103 [2021-10-11 02:27:44,776 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:27:44,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-11 02:27:44,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-11 02:27:44,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2021-10-11 02:27:44,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-11 02:27:44,836 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-11 02:27:44,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:27:44,836 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-11 02:27:44,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:27:44,837 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-11 02:27:44,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:27:44,841 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:27:44,841 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:27:45,044 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:27:45,045 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:27:45,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:27:45,046 INFO L82 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2021-10-11 02:27:45,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:27:45,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [286677766] [2021-10-11 02:27:45,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:27:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:27:45,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:27:45,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:27:45,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:27:45,256 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:27:45,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [286677766] [2021-10-11 02:27:45,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:27:45,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:27:45,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741595738] [2021-10-11 02:27:45,258 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:27:45,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:27:45,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:27:45,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:27:45,260 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2021-10-11 02:27:45,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:27:45,271 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-11 02:27:45,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:27:45,272 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:27:45,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:27:45,273 INFO L225 Difference]: With dead ends: 103 [2021-10-11 02:27:45,273 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 02:27:45,274 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:27:45,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 02:27:45,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 02:27:45,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 02:27:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-11 02:27:45,281 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-11 02:27:45,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:27:45,281 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-11 02:27:45,281 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:27:45,281 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-11 02:27:45,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:27:45,282 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:27:45,283 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:27:45,498 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:27:45,499 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:27:45,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:27:45,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2021-10-11 02:27:45,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:27:45,501 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [939722525] [2021-10-11 02:27:45,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:27:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:27:45,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:27:45,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:27:45,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:27:45,725 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:27:45,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [939722525] [2021-10-11 02:27:45,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:27:45,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:27:45,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118331251] [2021-10-11 02:27:45,726 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:27:45,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:27:45,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:27:45,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:27:45,728 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2021-10-11 02:27:45,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:27:45,765 INFO L93 Difference]: Finished difference Result 123 states and 180 transitions. [2021-10-11 02:27:45,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:27:45,766 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:27:45,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:27:45,768 INFO L225 Difference]: With dead ends: 123 [2021-10-11 02:27:45,769 INFO L226 Difference]: Without dead ends: 84 [2021-10-11 02:27:45,770 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:27:45,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-11 02:27:45,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2021-10-11 02:27:45,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2021-10-11 02:27:45,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 117 transitions. [2021-10-11 02:27:45,786 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 117 transitions. Word has length 22 [2021-10-11 02:27:45,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:27:45,786 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 117 transitions. [2021-10-11 02:27:45,786 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:27:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2021-10-11 02:27:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:27:45,787 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:27:45,788 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:27:45,988 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:27:45,989 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:27:45,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:27:45,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2021-10-11 02:27:45,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:27:45,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [329775373] [2021-10-11 02:27:45,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:27:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:27:46,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:27:46,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:27:46,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:27:46,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:27:46,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [329775373] [2021-10-11 02:27:46,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:27:46,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:27:46,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060746341] [2021-10-11 02:27:46,256 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:27:46,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:27:46,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:27:46,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:27:46,260 INFO L87 Difference]: Start difference. First operand 80 states and 117 transitions. Second operand 5 states. [2021-10-11 02:27:46,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:27:46,451 INFO L93 Difference]: Finished difference Result 404 states and 614 transitions. [2021-10-11 02:27:46,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:27:46,452 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:27:46,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:27:46,458 INFO L225 Difference]: With dead ends: 404 [2021-10-11 02:27:46,458 INFO L226 Difference]: Without dead ends: 330 [2021-10-11 02:27:46,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:27:46,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-10-11 02:27:46,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 148. [2021-10-11 02:27:46,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-10-11 02:27:46,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2021-10-11 02:27:46,507 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 24 [2021-10-11 02:27:46,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:27:46,509 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2021-10-11 02:27:46,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:27:46,510 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2021-10-11 02:27:46,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:27:46,516 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:27:46,517 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:27:46,728 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:27:46,729 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:27:46,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:27:46,729 INFO L82 PathProgramCache]: Analyzing trace with hash -891352514, now seen corresponding path program 1 times [2021-10-11 02:27:46,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:27:46,730 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [208003510] [2021-10-11 02:27:46,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:27:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:27:46,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:27:46,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:27:47,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:27:47,001 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:27:47,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [208003510] [2021-10-11 02:27:47,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:27:47,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:27:47,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780418590] [2021-10-11 02:27:47,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:27:47,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:27:47,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:27:47,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:27:47,004 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand 5 states. [2021-10-11 02:27:47,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:27:47,126 INFO L93 Difference]: Finished difference Result 356 states and 539 transitions. [2021-10-11 02:27:47,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:27:47,127 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:27:47,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:27:47,127 INFO L225 Difference]: With dead ends: 356 [2021-10-11 02:27:47,127 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:27:47,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:27:47,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:27:47,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:27:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:27:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:27:47,130 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-11 02:27:47,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:27:47,130 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:27:47,130 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:27:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:27:47,131 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:27:47,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:27:47,348 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:27:47,746 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 587) no Hoare annotation was computed. [2021-10-11 02:27:47,746 INFO L258 CegarLoopResult]: At program point L432(lines 425 435) the Hoare annotation is: false [2021-10-11 02:27:47,747 INFO L258 CegarLoopResult]: At program point L432-1(lines 425 435) the Hoare annotation is: false [2021-10-11 02:27:47,747 INFO L258 CegarLoopResult]: At program point L432-2(lines 425 435) the Hoare annotation is: false [2021-10-11 02:27:47,747 INFO L258 CegarLoopResult]: At program point L235(lines 230 238) the Hoare annotation is: false [2021-10-11 02:27:47,747 INFO L258 CegarLoopResult]: At program point L235-1(lines 230 238) the Hoare annotation is: false [2021-10-11 02:27:47,747 INFO L262 CegarLoopResult]: For program point L169(lines 169 173) no Hoare annotation was computed. [2021-10-11 02:27:47,748 INFO L258 CegarLoopResult]: At program point L235-2(lines 230 238) the Hoare annotation is: false [2021-10-11 02:27:47,749 INFO L258 CegarLoopResult]: At program point L235-3(lines 230 238) the Hoare annotation is: false [2021-10-11 02:27:47,749 INFO L258 CegarLoopResult]: At program point L235-4(lines 230 238) the Hoare annotation is: false [2021-10-11 02:27:47,749 INFO L258 CegarLoopResult]: At program point L235-5(lines 230 238) the Hoare annotation is: false [2021-10-11 02:27:47,749 INFO L258 CegarLoopResult]: At program point L270(lines 265 273) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:47,749 INFO L258 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:47,750 INFO L262 CegarLoopResult]: For program point L536(lines 536 542) no Hoare annotation was computed. [2021-10-11 02:27:47,750 INFO L258 CegarLoopResult]: At program point L536-1(lines 536 542) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:27:47,750 INFO L262 CegarLoopResult]: For program point L371(lines 371 388) no Hoare annotation was computed. [2021-10-11 02:27:47,751 INFO L262 CegarLoopResult]: For program point L371-1(lines 371 388) no Hoare annotation was computed. [2021-10-11 02:27:47,757 INFO L262 CegarLoopResult]: For program point L371-2(lines 371 388) no Hoare annotation was computed. [2021-10-11 02:27:47,757 INFO L262 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2021-10-11 02:27:47,757 INFO L258 CegarLoopResult]: At program point L504-1(lines 504 510) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:27:47,757 INFO L265 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2021-10-11 02:27:47,758 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 587) no Hoare annotation was computed. [2021-10-11 02:27:47,758 INFO L258 CegarLoopResult]: At program point L441(lines 436 444) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:27:47,758 INFO L258 CegarLoopResult]: At program point L441-1(lines 436 444) the Hoare annotation is: false [2021-10-11 02:27:47,758 INFO L262 CegarLoopResult]: For program point L375(lines 375 383) no Hoare annotation was computed. [2021-10-11 02:27:47,758 INFO L258 CegarLoopResult]: At program point L441-2(lines 436 444) the Hoare annotation is: false [2021-10-11 02:27:47,759 INFO L262 CegarLoopResult]: For program point L375-1(lines 375 383) no Hoare annotation was computed. [2021-10-11 02:27:47,759 INFO L262 CegarLoopResult]: For program point L375-2(lines 375 383) no Hoare annotation was computed. [2021-10-11 02:27:47,759 INFO L258 CegarLoopResult]: At program point L574(lines 525 575) the Hoare annotation is: false [2021-10-11 02:27:47,759 INFO L262 CegarLoopResult]: For program point L345(lines 345 362) no Hoare annotation was computed. [2021-10-11 02:27:47,759 INFO L262 CegarLoopResult]: For program point L345-1(lines 345 362) no Hoare annotation was computed. [2021-10-11 02:27:47,759 INFO L262 CegarLoopResult]: For program point L345-2(lines 345 362) no Hoare annotation was computed. [2021-10-11 02:27:47,759 INFO L262 CegarLoopResult]: For program point L345-3(lines 345 362) no Hoare annotation was computed. [2021-10-11 02:27:47,760 INFO L262 CegarLoopResult]: For program point L345-4(lines 345 362) no Hoare annotation was computed. [2021-10-11 02:27:47,760 INFO L262 CegarLoopResult]: For program point L345-5(lines 345 362) no Hoare annotation was computed. [2021-10-11 02:27:47,760 INFO L258 CegarLoopResult]: At program point L313(lines 312 331) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:27:47,760 INFO L262 CegarLoopResult]: For program point L313-1(lines 313 319) no Hoare annotation was computed. [2021-10-11 02:27:47,761 INFO L258 CegarLoopResult]: At program point L313-2(lines 312 331) the Hoare annotation is: false [2021-10-11 02:27:47,761 INFO L258 CegarLoopResult]: At program point L313-3(lines 312 331) the Hoare annotation is: false [2021-10-11 02:27:47,761 INFO L262 CegarLoopResult]: For program point L181(lines 181 185) no Hoare annotation was computed. [2021-10-11 02:27:47,762 INFO L262 CegarLoopResult]: For program point L546(lines 546 552) no Hoare annotation was computed. [2021-10-11 02:27:47,763 INFO L258 CegarLoopResult]: At program point L546-1(lines 546 552) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:27:47,764 INFO L262 CegarLoopResult]: For program point L349(lines 349 357) no Hoare annotation was computed. [2021-10-11 02:27:47,764 INFO L262 CegarLoopResult]: For program point L349-1(lines 349 357) no Hoare annotation was computed. [2021-10-11 02:27:47,764 INFO L262 CegarLoopResult]: For program point L349-2(lines 349 357) no Hoare annotation was computed. [2021-10-11 02:27:47,764 INFO L262 CegarLoopResult]: For program point L349-3(lines 349 357) no Hoare annotation was computed. [2021-10-11 02:27:47,764 INFO L262 CegarLoopResult]: For program point L349-4(lines 349 357) no Hoare annotation was computed. [2021-10-11 02:27:47,764 INFO L262 CegarLoopResult]: For program point L349-5(lines 349 357) no Hoare annotation was computed. [2021-10-11 02:27:47,765 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:27:47,765 INFO L262 CegarLoopResult]: For program point L285(lines 285 298) no Hoare annotation was computed. [2021-10-11 02:27:47,765 INFO L258 CegarLoopResult]: At program point L285-1(lines 1 956) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:27:47,765 INFO L262 CegarLoopResult]: For program point L285-2(lines 285 298) no Hoare annotation was computed. [2021-10-11 02:27:47,765 INFO L258 CegarLoopResult]: At program point L285-3(lines 1 956) the Hoare annotation is: false [2021-10-11 02:27:47,765 INFO L262 CegarLoopResult]: For program point L285-4(lines 285 298) no Hoare annotation was computed. [2021-10-11 02:27:47,766 INFO L258 CegarLoopResult]: At program point L285-5(lines 1 956) the Hoare annotation is: false [2021-10-11 02:27:47,766 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-11 02:27:47,766 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-11 02:27:47,766 INFO L258 CegarLoopResult]: At program point L320(lines 320 326) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:27:47,767 INFO L258 CegarLoopResult]: At program point L320-1(lines 320 326) the Hoare annotation is: false [2021-10-11 02:27:47,767 INFO L258 CegarLoopResult]: At program point L320-2(lines 320 326) the Hoare annotation is: false [2021-10-11 02:27:47,767 INFO L262 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2021-10-11 02:27:47,767 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:27:47,767 INFO L262 CegarLoopResult]: For program point L289-2(lines 289 295) no Hoare annotation was computed. [2021-10-11 02:27:47,767 INFO L262 CegarLoopResult]: For program point L157(lines 157 161) no Hoare annotation was computed. [2021-10-11 02:27:47,767 INFO L262 CegarLoopResult]: For program point L289-4(lines 289 295) no Hoare annotation was computed. [2021-10-11 02:27:47,768 INFO L262 CegarLoopResult]: For program point L157-3(lines 157 161) no Hoare annotation was computed. [2021-10-11 02:27:47,768 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 02:27:47,768 INFO L262 CegarLoopResult]: For program point L58-1(lines 313 319) no Hoare annotation was computed. [2021-10-11 02:27:47,768 INFO L262 CegarLoopResult]: For program point L157-6(lines 157 161) no Hoare annotation was computed. [2021-10-11 02:27:47,768 INFO L262 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2021-10-11 02:27:47,768 INFO L262 CegarLoopResult]: For program point L587-1(line 587) no Hoare annotation was computed. [2021-10-11 02:27:47,768 INFO L262 CegarLoopResult]: For program point L587-2(line 587) no Hoare annotation was computed. [2021-10-11 02:27:47,769 INFO L262 CegarLoopResult]: For program point L556(lines 556 569) no Hoare annotation was computed. [2021-10-11 02:27:47,769 INFO L262 CegarLoopResult]: For program point L490(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,770 INFO L262 CegarLoopResult]: For program point L490-2(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,770 INFO L262 CegarLoopResult]: For program point L490-3(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,770 INFO L262 CegarLoopResult]: For program point L490-5(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,770 INFO L262 CegarLoopResult]: For program point L490-6(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,770 INFO L262 CegarLoopResult]: For program point L490-8(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,770 INFO L262 CegarLoopResult]: For program point L490-9(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,771 INFO L262 CegarLoopResult]: For program point L490-11(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,771 INFO L262 CegarLoopResult]: For program point L490-12(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,771 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:27:47,771 INFO L262 CegarLoopResult]: For program point L490-14(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,771 INFO L262 CegarLoopResult]: For program point L490-15(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,771 INFO L262 CegarLoopResult]: For program point L490-17(lines 490 494) no Hoare annotation was computed. [2021-10-11 02:27:47,772 INFO L258 CegarLoopResult]: At program point L194(lines 189 197) the Hoare annotation is: false [2021-10-11 02:27:47,772 INFO L258 CegarLoopResult]: At program point L194-1(lines 189 197) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:27:47,772 INFO L258 CegarLoopResult]: At program point L194-2(lines 189 197) the Hoare annotation is: false [2021-10-11 02:27:47,772 INFO L258 CegarLoopResult]: At program point L194-3(lines 189 197) the Hoare annotation is: false [2021-10-11 02:27:47,772 INFO L258 CegarLoopResult]: At program point L194-4(lines 189 197) the Hoare annotation is: false [2021-10-11 02:27:47,772 INFO L258 CegarLoopResult]: At program point L194-5(lines 189 197) the Hoare annotation is: false [2021-10-11 02:27:47,773 INFO L258 CegarLoopResult]: At program point L262(lines 1 956) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:47,773 INFO L262 CegarLoopResult]: For program point L527(lines 526 573) no Hoare annotation was computed. [2021-10-11 02:27:47,773 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:27:47,773 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 587) no Hoare annotation was computed. [2021-10-11 02:27:47,774 INFO L262 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2021-10-11 02:27:47,774 INFO L262 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-10-11 02:27:47,775 INFO L265 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2021-10-11 02:27:47,775 INFO L262 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2021-10-11 02:27:47,775 INFO L258 CegarLoopResult]: At program point L562-1(lines 313 319) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:27:47,776 INFO L258 CegarLoopResult]: At program point L496(lines 481 499) the Hoare annotation is: false [2021-10-11 02:27:47,776 INFO L258 CegarLoopResult]: At program point L496-1(lines 481 499) the Hoare annotation is: false [2021-10-11 02:27:47,776 INFO L258 CegarLoopResult]: At program point L496-2(lines 481 499) the Hoare annotation is: false [2021-10-11 02:27:47,776 INFO L258 CegarLoopResult]: At program point L496-3(lines 481 499) the Hoare annotation is: false [2021-10-11 02:27:47,776 INFO L258 CegarLoopResult]: At program point L496-4(lines 481 499) the Hoare annotation is: false [2021-10-11 02:27:47,777 INFO L258 CegarLoopResult]: At program point L496-5(lines 481 499) the Hoare annotation is: false [2021-10-11 02:27:47,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:27:47 BoogieIcfgContainer [2021-10-11 02:27:47,813 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:27:47,813 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:27:47,814 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:27:47,814 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:27:47,814 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:27:44" (3/4) ... [2021-10-11 02:27:47,819 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:27:47,847 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:27:47,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:27:47,849 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:27:47,850 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:27:47,853 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:27:47,854 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:27:47,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:27:47,895 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:27:47,981 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7f3b71-8630-40ca-aac6-a9c087ca2d7d/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:27:47,982 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:27:47,983 INFO L168 Benchmark]: Toolchain (without parser) took 7288.33 ms. Allocated memory was 67.1 MB in the beginning and 125.8 MB in the end (delta: 58.7 MB). Free memory was 45.1 MB in the beginning and 69.8 MB in the end (delta: -24.6 MB). Peak memory consumption was 33.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:47,984 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 67.1 MB. Free memory is still 46.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:27:47,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.07 ms. Allocated memory is still 67.1 MB. Free memory was 44.9 MB in the beginning and 31.1 MB in the end (delta: 13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:47,985 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.12 ms. Allocated memory was 67.1 MB in the beginning and 104.9 MB in the end (delta: 37.7 MB). Free memory was 31.1 MB in the beginning and 84.9 MB in the end (delta: -53.8 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:47,985 INFO L168 Benchmark]: Boogie Preprocessor took 49.05 ms. Allocated memory is still 104.9 MB. Free memory was 84.9 MB in the beginning and 82.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:47,986 INFO L168 Benchmark]: RCFGBuilder took 2706.37 ms. Allocated memory is still 104.9 MB. Free memory was 82.3 MB in the beginning and 52.3 MB in the end (delta: 30.0 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:47,986 INFO L168 Benchmark]: TraceAbstraction took 3555.12 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 52.3 MB in the beginning and 79.2 MB in the end (delta: -26.9 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:47,987 INFO L168 Benchmark]: Witness Printer took 168.47 ms. Allocated memory is still 125.8 MB. Free memory was 79.2 MB in the beginning and 69.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:47,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 67.1 MB. Free memory is still 46.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 717.07 ms. Allocated memory is still 67.1 MB. Free memory was 44.9 MB in the beginning and 31.1 MB in the end (delta: 13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.12 ms. Allocated memory was 67.1 MB in the beginning and 104.9 MB in the end (delta: 37.7 MB). Free memory was 31.1 MB in the beginning and 84.9 MB in the end (delta: -53.8 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.05 ms. Allocated memory is still 104.9 MB. Free memory was 84.9 MB in the beginning and 82.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2706.37 ms. Allocated memory is still 104.9 MB. Free memory was 82.3 MB in the beginning and 52.3 MB in the end (delta: 30.0 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3555.12 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 52.3 MB in the beginning and 79.2 MB in the end (delta: -26.9 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. * Witness Printer took 168.47 ms. Allocated memory is still 125.8 MB. Free memory was 79.2 MB in the beginning and 69.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 587]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 587]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 587]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 434 SDtfs, 447 SDslu, 417 SDs, 0 SdLazy, 66 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=148occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 134 HoareAnnotationTreeSize, 44 FomulaSimplifications, 2984 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4655 SizeOfPredicates, 7 NumberOfNonLiveVariables, 975 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...